Reuters: The economics of the New York Times paywall
Reply
Felix Salmon: "it’ll be much easier to change the number of articles that people can read for free than it will be to change the price of a monthly or annual subscription. ... the experience of the FT suggests that there’s a strong temptation to [gradually reduce the number of free articles per month]: it has been dialing down n to a very low level, as it becomes increasingly addicted to online subscription revenue."